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CH340C 340B CH554G CH9326 CH9328 CH9329 340T贴片SOP16 芯片IC
CH552G核心板51单片机开发板
全新原装正品 CH554G SOP-16 8位高性价比增强型USB单片机芯片
线粒体开发板CH554公益
CH444GCH552G全新原装CH554GCH9326CH9328CH9329贴片SOP16
CH340C 340B CH554GCH9326 CH9328 CH9329 340T贴片SOP16全新芯片
WCH沁恒554G贴片SOP16
原装 CH440G CH444G CH551G CH552G CH440R CH552T CH554T 芯片
FC554碳刷 25.4*38.1*102 634碳刷 900碳刷CH33N碳刷现货
新 CH340E CH440E CH442E CH552E CH554E 贴片密脚MSOP10 芯片IC
CH340B 422 440 444 455 551 552 554 9326 9328C 9329G SOP16
原装 CH340 CH440 CH442 CH552 CH554 E G C 贴片密脚MSOP10 芯片
全新原装CH554T CH554贴片TSSOP20 全速USB主从单片机 MCU 处理器
全新 CH340G/C/E/T/B/N/K/S USB转串口芯片CH554G/9326/9328/9329
CH551 CH552G/E/T CH554 558 559L 8位全速USB主从单片机 MCU芯片
全新原装 CH440R CH552T 554T 贴片 TSSOP16/TSSOP20
全新原装进口 CH340E 440E 442E 552E 554 贴片 MSOP10
原装 CH552P CH554P 贴片QFN16 8位增强型单片机 WCH全系列供应
原装CH440R/334R/341/345/347/370/374/376/432/552/554/558/559T
CH551G CH552T 552G 552E 554T 554G 554E 549L 558单片机8位USB
全新原装WCH沁恒微 CH554G 8位增强型USB单片机IC芯片 贴片 SOP16
